1. Introduction
Thank you for choosing the InAndOn 21.5" Touch Screen All-in-One Karaoke Machine. This professional KTV system is designed to provide a superior entertainment experience for various settings, including home, KTV rooms, parties, and events. Featuring a smart song-selection system, a powerful amplifier, high-fidelity speakers, and wireless microphones, this unit offers a comprehensive solution for singing and multimedia playback.

2. Package Contents
Please verify that all items are present in your package:
- 1 x 21.5" All-in-One Touch Screen Karaoke Machine
- 2 x 10" Professional Speakers
- 1 x 900W Power Amplifier
- 1 x 6TB Hard Disk (pre-installed)
- 2 x UHF Wireless Microphones
- Connection Cables (Audio, Power, Speaker)
- 1 x User Manual (this document)
3. Setup Instructions
Follow these steps to set up your InAndOn Karaoke Machine:
- Positioning: Place the 21.5" touch screen unit, amplifier, and speakers in your desired entertainment area. Ensure adequate ventilation for the amplifier.
- Speaker Connection: Connect the two 10" professional speakers to the 900W power amplifier using the provided speaker cables. Refer to the amplifier's rear panel diagram for correct connections.
- Amplifier Connections:

900W Power Amplifier: Front panel controls (Volume A, Volume B, Power) and Rear panel connections (Speaker outputs, Canon Speaker outputs, Audio input, AC power, 10A Circuit Breaker). - Audio Input: Connect the audio output from the karaoke machine to the 'Audio input' on the amplifier.
- Speaker Output: Connect your speakers to 'Speaker output 1' and 'Speaker output 2' or 'Canon Speaker output 1' and 'Canon Speaker output 2' as appropriate for your speaker type.
- Power: Connect the amplifier to a suitable AC 220V/60Hz power source. Ensure the 10A circuit breaker is accessible.
- Karaoke Machine Connection: Connect the 21.5" touch screen karaoke machine to a power outlet.
- Microphone Setup: Insert batteries into the wireless microphones. The M2 wireless microphones feature metal U segment adjustable frequency for optimal performance.
- Initial Power On: Power on the amplifier first, then the karaoke machine.
4. Operating Instructions
4.1. Basic Navigation
The 21.5" touch screen features a personalized 3D dynamic UI. Navigate through menus by tapping icons. The system is powered by an 8-core chip, offering HD resolution, smooth operation, and fast response.

4.2. Song Selection
The system supports multiple ways to select songs:
- Touch Screen: Browse and select songs directly from the intuitive touch screen interface.
- Mobile APP: Use the dedicated mobile application to control song selection, change songs, and manage original accompaniment.
- WeChat Scan Code: Scan a QR code with WeChat to pick songs.
- Voice Control: Utilize the intelligent AI voice system for hands-free song selection. Commands like "Stop playing the song" or "Help me switch to the next song" are supported.

4.3. Cloud Music Library
Access a vast library of over 420,000 songs with free download. Thousands of songs are automatically updated every month, ensuring you have access to new, old, and popular tracks.

4.4. System Modes
The system supports switching between different modes to suit your entertainment needs:
- KTV Mode: For karaoke singing with lyrics displayed.
- Movie Mode: For watching movies and videos.
- Android Application Mode: Access various Android applications.

4.5. Sound Effects Adjustment
Freely adjust sound effects with multiple scene mode options, including KTV, Music Hall, Recording Studio, and Piano Room. Fine-tune settings for optimal audio output.

4.6. Language Switch
The system supports more than 16 languages. You can easily switch the interface language to meet your preferences.

4.7. Wireless Microphones
The M2 wireless microphones are professional performance-level units with U segment high fidelity, anti-howling, anti-jamming features, and a 100m receiving range. They feature metal U segment adjustable frequency, a dynamic big microphone core for accurate voice collection, heart-shaped pointing pickup for noise elimination, UHF high-frequency band, and a high-quality metal mesh cover.


4.8. Product Demonstration Video
5. Maintenance
To ensure the longevity and optimal performance of your karaoke machine, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the touch screen and exterior surfaces. Avoid abrasive cleaners or solvents.
- Ventilation: Ensure the amplifier and karaoke machine have adequate airflow to prevent overheating. Do not block ventilation openings.
- Storage: When not in use for extended periods, store the system in a cool, dry place away from direct sunlight and extreme temperatures.
- Software Updates: Periodically check for system software updates to ensure the best performance and access to new features.
- Microphone Care: Store microphones in a protective case when not in use. Avoid dropping them or exposing them to moisture.
6. Troubleshooting
If you encounter any issues with your InAndOn Karaoke Machine, please refer to the following common troubleshooting steps:
- No Power: Check all power connections. Ensure the power amplifier's circuit breaker is not tripped. Verify power outlets are functional.
- No Sound: Check all audio cable connections between the karaoke machine and the amplifier, and between the amplifier and speakers. Ensure the amplifier and karaoke machine volumes are turned up and not muted. Check microphone batteries and ensure they are paired correctly.
- Microphone Not Working: Replace microphone batteries. Ensure microphones are powered on and within range. Check microphone frequency settings if adjustable.
- Screen Unresponsive: Restart the karaoke machine. If the issue persists, contact customer support.
- Cannot Find Songs: Ensure the system is connected to the internet for cloud library access. Verify the hard disk is properly installed and recognized.
- Poor Sound Quality: Check speaker connections. Adjust sound effect settings on the karaoke machine. Ensure microphones are not too close to speakers to prevent feedback.
If these steps do not resolve the issue, please contact customer support for further assistance.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | InAndOn |
| Model Number | KP4010-21.5M2-6T-01 |
| Product Name | Professional KTV Karaoke Set |
| Screen | 21.5 Inch Touch Screen |
| Function | Singing, Movie Play (KTV Song/Video Movie Play) |
| Certification | CE |
| Advantage | Intelligent Voice Control |
| Amplifier | 1 Pcs, 900W Power |
| Microphones | 2 Pcs UHF Wireless Microphones (100m range, anti-howling, adjustable frequency) |
| Speakers | 2 Pcs 10-inch Professional Audio (10" titanium top bass horn, 3.5" treble) |
| Hard Disk | 6TB |
| Support Languages | More than 16 languages |
| Usage | Home, KTV, Bar, Party, Wedding |
| S / N Ratio | 105dB |
| Connection | Wireless Connect |
| Channel | 2 Channels |
| Place of Origin | Guangdong, China |
| Item Type | Shell |
| Private Mold | NO |
| Plug | 6.5mm Jack Audio Cable Line |
8. User Tips
- Optimize Voice Control: Speak clearly and at a moderate volume when using AI voice commands for best recognition.
- Explore Sound Modes: Experiment with the different sound effect modes (KTV, Music Hall, Recording Studio, Piano Room) to find the best audio profile for your current activity or music genre.
- Regular Cloud Sync: Ensure your system is connected to the internet regularly to keep your cloud music library updated with the latest songs.
- Mobile Control Convenience: Download the mobile app for convenient song selection and system control from anywhere in the room.
- Microphone Placement: For optimal sound and to minimize feedback, avoid pointing the microphones directly at the speakers.
9. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to your purchase documentation or contact the seller directly. Keep your proof of purchase for any warranty claims.





